C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

New Dyno Results!

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Old Jan 25, 2003 | 03:31 PM
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dscottr's Avatar
dscottr
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Default New Dyno Results!

I put my Vette on a Dyno a few months ago for a couple runs. 262 Max RWHP, and 258 Max Torque. I was pretty disappointed for the money I had spent on mods. My Air fuel ratio was off - 10.8. So I called Ed Wright at Fast chip with the numbers, and he sent me a new chip at no charge. Since getting the new chip, I've added an adjustable fuel pressure regulator and a B&M 2,400 stall, and trans go shift kit.

My new numbers 288 RWHP and 285 RWTQ at 42 P.S.I. I am still smiling a day later. Now I know my numbers may pale in comparison with some of the guys on this forum, but nothing can bring me down right now - except maybe more engine troubles. The guys at Strope Speed Shop in Washington, P.A. are telling me to dump the B&M for a Vigilante and I will see a major difference. So that is next, along with LT headers from Exotic Muscle if they ever show up.

My first run was with the original Fast chip, B&M T.C., shift kit - and 45 PSI
261 RWHP, 270 Torque- pretty much the same as my runs a few months, except now I have Plus 12 ft. lbs of torque- probably due to the B&M T.C.

Second run original chip, B&M T.C., Shift kit and 41 PSI = 271 RWHP and 282 Torque

NOT BAD FOR AN ADJ. Fuel Pressure Regulator. Great Mod! Plus 10 RWHP and + 12 Torque

I got my best results with my reprogrammed chip at 42 PSI. Now my Air Fuel is 12.0

With my new found power, I definitely need some new tires. :yesnod:


[Modified by dscottr, 3:34 PM 1/25/2003]
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Old Jan 25, 2003 | 04:11 PM
  #2  
95AquaC4's Avatar
95AquaC4
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Default Re: New Dyno Results! (dscottr)

288 RWHP is a great #!! :cheers: I am 282 N/A, with only bolt ons. As for new tires....get TWO sets!!! :D
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